snakekeylogger | 99a8f6273aac765671301a598da93d087ac05db96ba3d90b8840c6028232ef53

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 16:27

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General

Target

2d1f544d92213574c8bc223be39f04b2.exe
Size

451KB
MD5

2d1f544d92213574c8bc223be39f04b2
SHA1

29ecf6bdf03e7016c97e19e2ee2ec784af4c7d2a
SHA256

99a8f6273aac765671301a598da93d087ac05db96ba3d90b8840c6028232ef53
SHA512

5cbec5530800e055d18f3e8695869b2f033d986206936afc36c79da38b005c5e87043a637bcbc26fca2b0440849d101cf4952ddab61529773a570fdc98ff0bb3
SSDEEP

6144:aSao4K/dUeonLTYuT/4K8ZO5NmgO7Mndwz1jVb/EcN7zXvwBWCz0pehSTXUZ737k:Ko47Bjb4PZO47D1BbRnXvURhh37k

Score

10^/10

snakekeylogger zgrat keylogger persistence rat stealer

Malware Config

Signatures

Detect ZGRat V1 34 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2732-7-0x0000000006B50000-0x0000000006BCC000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-13-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-35-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-57-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-71-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-69-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-67-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-65-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-63-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-61-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-59-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-55-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-53-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-51-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-49-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-47-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-45-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-43-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-41-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-39-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-37-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-33-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-31-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-29-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-27-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-25-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-23-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-21-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-19-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-17-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-15-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-11-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-9-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1
behavioral2/memory/2732-8-0x0000000006B50000-0x0000000006BC5000-memory.dmp	family_zgrat_v1

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4584-2272-0x00000000058C0000-0x00000000058D0000-memory.dmp	family_snakekeylogger
behavioral2/memory/4584-2268-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

2d1f544d92213574c8bc223be39f04b2.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paint = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\paint\\paint.exe\""	2d1f544d92213574c8bc223be39f04b2.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

54 checkip.dyndns.org
56 freegeoip.app
60 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

2d1f544d92213574c8bc223be39f04b2.exe

description pid process target process

PID 2732 set thread context of 4584 2732 2d1f544d92213574c8bc223be39f04b2.exe 2d1f544d92213574c8bc223be39f04b2.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3376 4584 WerFault.exe 2d1f544d92213574c8bc223be39f04b2.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

2d1f544d92213574c8bc223be39f04b2.exe2d1f544d92213574c8bc223be39f04b2.exe

pid process

2732 2d1f544d92213574c8bc223be39f04b2.exe
2732 2d1f544d92213574c8bc223be39f04b2.exe
4584 2d1f544d92213574c8bc223be39f04b2.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2d1f544d92213574c8bc223be39f04b2.exe2d1f544d92213574c8bc223be39f04b2.exe

description pid process

Token: SeDebugPrivilege 2732 2d1f544d92213574c8bc223be39f04b2.exe
Token: SeDebugPrivilege 4584 2d1f544d92213574c8bc223be39f04b2.exe

flow	ioc
54	checkip.dyndns.org
56	freegeoip.app
60	freegeoip.app

description	pid	process	target process
PID 2732 set thread context of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe

pid	pid_target	process	target process
3376	4584	WerFault.exe	2d1f544d92213574c8bc223be39f04b2.exe

pid	process
2732	2d1f544d92213574c8bc223be39f04b2.exe
2732	2d1f544d92213574c8bc223be39f04b2.exe
4584	2d1f544d92213574c8bc223be39f04b2.exe

description	pid	process
Token: SeDebugPrivilege	2732	2d1f544d92213574c8bc223be39f04b2.exe
Token: SeDebugPrivilege	4584	2d1f544d92213574c8bc223be39f04b2.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2d1f544d92213574c8bc223be39f04b2.exe

description	pid	process	target process
PID 2732 wrote to memory of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe
PID 2732 wrote to memory of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe
PID 2732 wrote to memory of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe
PID 2732 wrote to memory of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe
PID 2732 wrote to memory of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe
PID 2732 wrote to memory of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe
PID 2732 wrote to memory of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe
PID 2732 wrote to memory of 4584	2732	2d1f544d92213574c8bc223be39f04b2.exe	2d1f544d92213574c8bc223be39f04b2.exe

C:\Users\Admin\AppData\Local\Temp\2d1f544d92213574c8bc223be39f04b2.exe
"C:\Users\Admin\AppData\Local\Temp\2d1f544d92213574c8bc223be39f04b2.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2732

C:\Users\Admin\AppData\Local\Temp\2d1f544d92213574c8bc223be39f04b2.exe
C:\Users\Admin\AppData\Local\Temp\2d1f544d92213574c8bc223be39f04b2.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4584 -s 1752
3⤵
- Program crash
PID:3376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4584 -ip 4584
1⤵
PID:2932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\2d1f544d92213574c8bc223be39f04b2.exe.log

Filesize
1KB

MD5
7ebe314bf617dc3e48b995a6c352740c

SHA1
538f643b7b30f9231a3035c448607f767527a870

SHA256
48178f884b8a4dd96e330b210b0530667d9473a7629fc6b4ad12b614bf438ee8

SHA512
0ba9d8f4244c15285e254d27b4bff7c49344ff845c48bc0bf0d8563072fab4d6f7a6abe6b6742e8375a08e9a3b3e5d5dc4937ab428dbe2dd8e62892fda04507e

Download Submit
memory/2732-1-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/2732-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

Filesize
5.6MB

Download
memory/2732-3-0x0000000005170000-0x0000000005202000-memory.dmp

Filesize
584KB

Download
memory/2732-4-0x0000000005390000-0x00000000053A0000-memory.dmp

Filesize
64KB

Download
memory/2732-5-0x0000000005230000-0x000000000523A000-memory.dmp

Filesize
40KB

Download
memory/2732-0-0x0000000000710000-0x0000000000786000-memory.dmp

Filesize
472KB

Download
memory/2732-7-0x0000000006B50000-0x0000000006BCC000-memory.dmp

Filesize
496KB

Download
memory/2732-13-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-35-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-57-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-71-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-69-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-67-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-65-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-63-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-61-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-59-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-210-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/2732-55-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-53-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-51-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-49-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-47-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-45-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-43-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-41-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-39-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-37-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-33-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-31-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-29-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-27-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-25-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-23-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-21-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-19-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-17-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-15-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-11-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-9-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-8-0x0000000006B50000-0x0000000006BC5000-memory.dmp

Filesize
468KB

Download
memory/2732-6-0x00000000068C0000-0x0000000006912000-memory.dmp

Filesize
328KB

Download
memory/2732-1730-0x0000000005390000-0x00000000053A0000-memory.dmp

Filesize
64KB

Download
memory/2732-2271-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/4584-2269-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download
memory/4584-2272-0x00000000058C0000-0x00000000058D0000-memory.dmp

Filesize
64KB

Download
memory/4584-2270-0x00000000055E0000-0x000000000567C000-memory.dmp

Filesize
624KB

Download
memory/4584-2268-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4584-2273-0x00000000751B0000-0x0000000075960000-memory.dmp

Filesize
7.7MB

Download